best known for his starting roles as the villain, j.r. ewing in the hit show, "dallas" and the funny astronaut in the 1960s sitcom, i dream of jeanie and investigators are trying to pinpoint the cause of a massive gas explosion in springfield, massachusetts. it leveled the strip club and damaged 40 other buildings. 20 people hurt, most firefighters, thankfully no one was killed. and on this day in 1932, the long arm of the law got longer when the fbi crime lab first opened its doors in washington, back then it was more reality, than public relations tool for the fbi director, j. edgar hoover and, the bureau chose the room for the lab because it had a sink. six years later they installed the lie detector, the one room laboratory which once handled 200 pieces of evidence per year eventually grew into a massive facility and, crime fighting got more scientific, 80 years ago, today. that is how fox reports on this saturday, november the, 2012, i'm harris faulkener, h